diff --git a/ports/unix/mpconfigport.mk b/ports/unix/mpconfigport.mk
index fe9eec18dc..ce6183c133 100644
--- a/ports/unix/mpconfigport.mk
+++ b/ports/unix/mpconfigport.mk
@@ -38,3 +38,9 @@ MICROPY_PY_JNI = 0
 # Avoid using system libraries, use copies bundled with MicroPython
 # as submodules (currently affects only libffi).
 MICROPY_STANDALONE = 0
+
+MICROPY_ROM_TEXT_COMPRESSION = 1
+
+MICROPY_VFS_FAT = 1
+MICROPY_VFS_LFS1 = 1
+MICROPY_VFS_LFS2 = 1
diff --git a/ports/unix/variants/coverage/mpconfigvariant.mk b/ports/unix/variants/coverage/mpconfigvariant.mk
index bbbb0432b5..cc37ba1582 100644
--- a/ports/unix/variants/coverage/mpconfigvariant.mk
+++ b/ports/unix/variants/coverage/mpconfigvariant.mk
@@ -12,10 +12,5 @@ LDFLAGS += -fprofile-arcs -ftest-coverage
 FROZEN_MANIFEST ?= $(VARIANT_DIR)/manifest.py
 USER_C_MODULES = $(TOP)/examples/usercmodule
 
-MICROPY_ROM_TEXT_COMPRESSION = 1
-MICROPY_VFS_FAT = 1
-MICROPY_VFS_LFS1 = 1
-MICROPY_VFS_LFS2 = 1
-
 SRC_C += coverage.c
 SRC_CXX += coveragecpp.cpp
diff --git a/ports/unix/variants/minimal/mpconfigvariant.mk b/ports/unix/variants/minimal/mpconfigvariant.mk
index 9d4ddab956..d5c2a52e9a 100644
--- a/ports/unix/variants/minimal/mpconfigvariant.mk
+++ b/ports/unix/variants/minimal/mpconfigvariant.mk
@@ -2,7 +2,6 @@
 
 FROZEN_MANIFEST =
 
-MICROPY_ROM_TEXT_COMPRESSION = 1
 MICROPY_PY_BTREE = 0
 MICROPY_PY_FFI = 0
 MICROPY_PY_SOCKET = 0
@@ -10,3 +9,7 @@ MICROPY_PY_THREAD = 0
 MICROPY_PY_TERMIOS = 0
 MICROPY_PY_USSL = 0
 MICROPY_USE_READLINE = 0
+
+MICROPY_VFS_FAT = 0
+MICROPY_VFS_LFS1 = 0
+MICROPY_VFS_LFS2 = 0
diff --git a/ports/unix/variants/standard/mpconfigvariant.mk b/ports/unix/variants/standard/mpconfigvariant.mk
index 929a1aec11..c91db1aa10 100644
--- a/ports/unix/variants/standard/mpconfigvariant.mk
+++ b/ports/unix/variants/standard/mpconfigvariant.mk
@@ -1,8 +1,3 @@
 # This is the default variant when you `make` the Unix port.
 
 FROZEN_MANIFEST ?= $(VARIANT_DIR)/manifest.py
-
-MICROPY_ROM_TEXT_COMPRESSION = 1
-MICROPY_VFS_FAT ?= 1
-MICROPY_VFS_LFS1 ?= 1
-MICROPY_VFS_LFS2 ?= 1